对民主最危险的威胁是对制度信任的侵蚀。
The most dangerous threat to democracy is the erosion of trust in institutions.
Singing has helped me find inner peace.
我总是尝试从每次经历中学习,无论是积极的还是消极的。
I have already carried out my duty. I have proved the Poincaré conjecture and I have nothing more to do in mathematics.
幸福的幸里面是一个“幸”,不是一个“辛”。  或者理解成,Y=Why=为什么,I=我。幸福里面没有为什么,只有我。